This is an script written using the minecraft plugin skript and skbee.

this skript will enable lifesteal on your server!
if you run out of hearts you will be banned for 60 minutes

For info look at the documentation.

dependencies:
skbee
https://www.spigotmc.org/resources/skbee-skript-addon.75839/

skript
https://github.com/SkriptLang/Skript/releases